#include <stdio.h>

int addToTop(int top){
  int sum = 0;
  for(int i = 1; i <= top; i++){
    sum += i;
  }
  return sum;
}

int main(){
  int top = 100;
  int result = addToTop(top);
  printf("result: %d\n",result);
  return 0;
}
